L9788 vs L9978 对比
详细并排对比 L9788 出自 STMicroelectronics 和 L9978 出自 STMicroelectronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
STMicroelectronics
L9978 - Multifunction IC for Automotive Engine Management | STMicroelectronics
L9978 ✓ 量产中规格对比
| 参数 | L9788 | L9978 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Voltage Regulators | Voltage Regulators |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.70 | $8.10 |
| 输入电压范围 | 6 V to 28 V | [DATA_NEEDED: Input Voltage Range] |
| Output Voltage (LDO) | 5 V | — |
| Output Current (LDO) | 500 mA | — |
| High-Side Driver Output Current | 1.2 A | — |
| DC-DC Converter Topology | Step-down (buck) | — |
| 开关频率 | 2.2 MHz | — |
| SPI Interface | Yes | — |
| Watchdog Timer | Yes | — |
| 工作温度范围 | -40°C to +125°C | [DATA_NEEDED: Operating Temperature Range] |
| 封装 | VFQFPN-32 (5x5 mm) | 100-LQFP-EP (14x14) |
| 安装类型 | Surface Mount | Surface Mount |
| AEC-Q100 Qualified | Yes | — |
| RoHS Compliant | Yes | — |
| MSL 等级 | 3 | — |
| 静态电流 | 45 µA (typ) | — |
| Number of Pre-Boost Regulators | — | 1 |
| Number of Pre-Buck Regulators | — | 1 |
| Linear 5V Regulator Output Current | — | 1 A |
| Number of Tracking Regulators | — | 3 |
| Tracking Regulator Output Current | — | 150 mA |
| Number of Pre-Driver Channels | — | 5 |
| Pre-Driver Configurability | — | Pre-driver 1&3 configurable for O2H load |
| Qualification | — | AEC-Q100 |
| Functional Safety | — | Engineered for ISO26262 compliant system |
| RoHS 状态 | — | Compliant |
| Output Voltage Accuracy | — | [DATA_NEEDED: Output Voltage Accuracy] |